8215156740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{2794271}}^1$

素因数の和:2794297

約数の個数: 72

約数和(自身を含む): 26757948672

約数和(自身を除く): 18542791932

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 2794271, 5588542, 8382813, 11177084, 13971355, 16765626, 19559897, 27942710, 33531252, 39119794, 41914065, 55885420, 58679691, 78239588, 83828130, 97799485, 117359382, 136919279, 167656260, 195598970, 234718764, 273838558, 293398455, 391197940, 410757837, 547677116, 586796910, 684596395, 821515674, 1173593820, 1369192790, 1643031348, 2053789185, 2738385580, 4107578370, 8215156740]

約数ペア:

[(1, 8215156740), (2, 4107578370), (3, 2738385580), (4, 2053789185), (5, 1643031348), (6, 1369192790), (7, 1173593820), (10, 821515674), (12, 684596395), (14, 586796910), (15, 547677116), (20, 410757837), (21, 391197940), (28, 293398455), (30, 273838558), (35, 234718764), (42, 195598970), (49, 167656260), (60, 136919279), (70, 117359382), (84, 97799485), (98, 83828130), (105, 78239588), (140, 58679691), (147, 55885420), (196, 41914065), (210, 39119794), (245, 33531252), (294, 27942710), (420, 19559897), (490, 16765626), (588, 13971355), (735, 11177084), (980, 8382813), (1470, 5588542), (2940, 2794271)]